Product Description

Bearing No. Boundary Dimensions  43(45) 82.00 37.00 37.00 0.76
DAC36680033 36.00 68.00 33.00 33.00 0.47 DAC4482.50037 44.00 82.50 37.00 37.00 0.73
DAC367629.2/27 36.00 76.00 29.20 27.00 0.55 DAC44840042/40 44.00 84.00 42.00 40.00 0.92
DAC3676571/27 36.00 76.00 29.00 27.00 0.55 DAC45770050/45 45.00 77.00 50.00 45.00  
DAC37680034 37.00 68.00 34.00 34.00 0.52 DAC45800045 45.00 80.00 45.00 45.00 0.78
DAC37720033 37.00 72.00 33.00 33.00 0.58 DAC45830039 45.00 83.00 39.00 39.00 0.83
DAC37720037 37.00 72.00 37.00 37.00 0.59 DAC45840039 45.00 84.00 39.00 39.00 0.85
DAC37725717 37.00 72.02 37.00 37.00 0.59 DAC45840041/39 45.00 84.00 41.00 39.00 0.80
DAC3772571 37.00 72.04 37.00 37.00 0.59 DAC45840042/40 45.00 84.00 42.00 40.00 0.94
DAC37740037 37.00 74.00 37.00 37.00 0.61 DAC45840043 45.00 84.00 43.00 43.00 0.96
DAC37740045 37.00 74.00 45.00 45.00 0.79 DAC45840045 45.00 84.00 45.00 45.00 1.00
DAC38640032/29 38.00 64.00 32.00 39.00   DAC45840053 45.00 84.00 53.00 53.00  
DAC38640036/33 38.00 64.00 36.00 33.00   DAC4585571 45.00 85.00 23.00 23.00 0.54
DAC38650052/48 38.00 65.00 52.00 48.00   DAC458500302 45.00 85.00 30.20 30.20 0.63
DAC38700037 38.00 70.00 37.00 37.00 0.56 DAC45850045 45.00 85.00 45.00 45.00 0.96
DAC38700038 38.00 70.00 38.00 38.00 0.57 DAC45850047 45.00 85.00 47.00 47.00 0.98
DAC38710033/30 38.00 71.00 33.00 30.00 0.50 DAC45850051 45.00 85.00 51.00 51.00 1.02
DAC38710039 38.00 71.00 39.00 39.00 0.58 DAC45870041/39 45.00 87.00 41.00 39.00 0.92
DAC38715713/30 38.00 71.02 33.00 30.00 0.50 DAC45880039 45.00 88.00 39.00 39.00 0.90
DAC38720036/33 38.00 72.00 36.00 33.00 0.56 DAC45900054/51 45.00 90.00 54.00 51.00  
DAC38725716/33 38.00 72.02 36.00 33.00 0.56 DAC46780049 46.00 78.00 49.00 49.00  
DAC38720034 38.00 72.00 34.00 34.00 0.55 DAC46800043/40 46.00 80.00 43.00 40.00  
DAC38720040 38.00 72.00 40.00 40.00 0.63 DAC47810053 47.00 81.00 53.00 53.00 1.02
DAC38730040 38.00 73.00 40.00 40.00 0.67 DAC47850045 47.00 85.00 45.00 45.00 0.85
DAC38740036 38.00 74.00 36.00 36.00 0.62 DAC47880055 47.00 88.00 55.00 55.00  
DAC38740036/33 38.00 74.00 36.00 33.00 0.61 DAC47880055 47.00 88.00 55.00 55.00  
DAC38745716/33 38.00 74.02 36.00 33.00 0.59 DAC47880057.4 47.00 88.00 57.40 57.40  
DAC38740040 38.00 74.00 40.00 40.00 0.67 DAC48860042/40 48.00 86.00 42.00 40.00 0.96
DAC38740050 38.00 74.00 50.00 50.00 0.85 DAC48890044 48.00 89.00 44.00 44.00 1.07
DAC38740450 38.00 74.04 50.00 50.00 0.85 DAC48890044/42 48.00 89.00 44.00 42.00 1.07
DAC38760043/40 38.00 76.00 43.00 40.00   DAC48900042 48.00 90.00 42.00 42.00 1.09
DAC38760043 68.00 76.00 43.00 43.00   DAC49840042/40 49.00 84.00 42.00 40.00 0.99
DAC3885716/33 38.00 80.02 36.00 33.00   DAC49840043 49.00 84.00 43.00 43.00  
DAC39/41750037 39/41 75.00 37.00 37.00 0.62 DAC49840048 49.00 84.00 48.00 48.00 1.06
DAC39680037 39.00 68.00 37.00 37.00 0.48 DAC49840050 49.00 84.00 50.00 50.00 1.08
DAC39680637 39.00 68.06 37.00 37.00 0.48 DAC49880046 49.00 88.00 46.00 46.00 1.05
DAC3968571 39.00 68.07 37.00 37.00 0.48 DAC49900045 49.00 90.00 45.00 45.00 1.08
DAC39720037 39.00 72.00 37.00 37.00 0.60 DAC50900040 50.00 90.00 40.00 40.00  
DAC39720637 39.00 72.06 37.00 37.00 0.60 DAC51890044/42 51.00 89.00 44.00 42.00  
DAC39720040 39.00 72.00 40.00 40.00 0.61 DAC51910044 51.00 91.00 44.00 44.00  
DAC39740036 39.00 74.00 36.00 36.00 0.54 DAC51960050 51.00 96.00 50.00 50.00  
DAC39740036/34 39.00 74.00 36.00 34.00 0.52 DAC52910040 52.00 91.00 40.00 40.00  
DAC39740039 39.00 74.00 39.00 39.00 0.66 DAC54900050 54.00 90.00 50.00 50.00  
DAC39.1740036/34 39.10 74.00 36.00 34.00 0.66 DAC54920050 54.00 92.00 50.00 50.00  
DAC40700043 40.00 70.00 43.00 43.00 0.63 DAC54960051 54.00 96.00 51.00 51.00  
DAC40720036/33 40.00 72.00 36.00 33.00 0.67 DAC55900060 55.00 90.00 60.00 60.00

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

ISO: 9001
Aligning: Non-Aligning Bearing
Separated: Unseparated
Rows Number: Single
Load Direction: Radial Bearing
Material: Bearing Steel
Samples:
US$ 3.5/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
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slewing bearing

Can you Explain the Concept of Axial and Radial Load Capacity in Slewing Bearings?

The axial and radial load capacities are fundamental parameters that define the ability of slewing bearings to withstand different types of loads along different directions. Here’s an explanation of these concepts:

  • Axial Load Capacity:

The axial load capacity of a slewing bearing refers to its ability to withstand loads that act parallel to the axis of rotation. In other words, it’s the maximum force that can be applied along the vertical or horizontal axis without causing significant deformation or failure of the bearing components.

For example, in applications where the bearing supports vertical loads like those encountered in cranes or excavators, the axial load capacity is crucial to ensure the stability and safety of the equipment. Slewing bearings designed for high axial load capacities have sturdy components and optimized raceway profiles to distribute the load evenly and prevent stress concentrations.

  • Radial Load Capacity:

The radial load capacity of a slewing bearing pertains to its ability to withstand loads that act perpendicular to the axis of rotation. These loads are directed toward or away from the center of the bearing. Radial loads can result from weight, force, or moments acting perpendicular to the axis of rotation.

For instance, in applications involving cantilevered structures, the radial load capacity is essential to support the bending moments and forces applied to the bearing. Slewing bearings with high radial load capacities are designed to handle these loads without excessive deformation, minimizing wear and maintaining operational integrity.

  • Combined Load Situations:

Real-world applications often involve combinations of axial and radial loads. Slewing bearings must be selected and designed to handle these combined loads effectively. Engineers consider both axial and radial load capacities to ensure that the bearing can safely operate under the expected loading conditions.

Manufacturers provide load rating charts and data that specify the maximum axial and radial loads a slewing bearing can handle. Engineers use this information to make informed decisions about bearing selection for various applications.

In summary, the axial and radial load capacities of slewing bearings are essential parameters that determine their ability to withstand specific types of loads in various directions. Proper consideration of these capacities ensures safe and reliable operation in diverse applications.

slewing bearing

How does Proper Lubrication Impact the Performance and Longevity of Slewing Bearings?

Proper lubrication plays a crucial role in enhancing the performance and extending the longevity of slewing bearings. Here’s how it impacts these aspects:

  • Reduced Friction and Wear:

Lubrication forms a protective layer between the rolling elements and raceways, reducing friction and wear. This minimizes surface contact and prevents metal-to-metal contact, leading to less wear and extended bearing life.

  • Heat Dissipation:

Lubrication helps dissipate heat generated during operation. Adequate heat management prevents overheating, which can otherwise lead to premature bearing failure and reduced efficiency.

  • Corrosion Protection:

Lubricants with anti-corrosion properties form a barrier that protects bearing surfaces from moisture and environmental contaminants. This is crucial in preventing rust and corrosion, especially in challenging operating environments.

  • Sealing Effect:

Lubrication can enhance the sealing effect of bearing seals, preventing the ingress of dust, dirt, and other particles. This maintains the integrity of the bearing’s internal components and reduces the risk of contamination-related failures.

  • Noise and Vibration Reduction:

Properly lubricated bearings generate less friction and operate more smoothly, resulting in reduced noise and vibration levels. This is particularly important in applications where noise reduction is essential.

  • Improved Efficiency:

Effective lubrication minimizes energy losses due to friction, leading to improved overall efficiency of machinery. This is significant in applications that require high performance and energy savings.

  • Prevention of Micro-Movements:

Lubrication helps prevent micro-movements between the rolling elements and raceways, reducing wear caused by repeated impacts and vibrations during operation.

  • Maintenance Reduction:

Proper lubrication reduces the need for frequent maintenance and replacement of bearings. This not only saves time and resources but also contributes to increased uptime and reduced operational disruptions.

  • Longevity:

By reducing wear, preventing corrosion, and managing heat, proper lubrication significantly extends the lifespan of slewing bearings. This, in turn, contributes to improved equipment reliability and reduced lifecycle costs.

In conclusion, proper lubrication is essential for optimizing the performance, efficiency, and durability of slewing bearings. Regular maintenance and adherence to manufacturer-recommended lubrication intervals ensure that the bearings operate smoothly and consistently over their operational life.

slewing bearing

Can you Explain the Differences Between Single-Row and Double-Row Slewing Bearings?

Single-row and double-row slewing bearings are two common configurations with distinct characteristics. Here are the key differences between them:

  • Design:

A single-row slewing bearing consists of one row of rolling elements positioned between the inner and outer rings. In contrast, a double-row slewing bearing has two rows of rolling elements.

  • Load-Carrying Capacity:

Double-row slewing bearings generally have a higher load-carrying capacity compared to single-row bearings. The presence of two rows of rolling elements enables them to handle heavier axial, radial, and moment loads.

  • Stiffness:

Double-row bearings offer higher stiffness due to the additional row of rolling elements. This stiffness can be advantageous in applications where precise positioning and resistance to deflection are crucial.

  • Compactness:

Single-row slewing bearings are typically more compact and have a smaller profile compared to double-row bearings. This compact design can be advantageous in applications with limited space.

  • Cost:

Single-row slewing bearings are generally more cost-effective compared to double-row bearings. The increased complexity and higher load capacity of double-row bearings can result in higher manufacturing costs.

  • Applications:

Single-row slewing bearings are suitable for applications with moderate loads and rotational requirements, where compactness is important. Examples include small cranes, excavators, and material handling equipment. Double-row slewing bearings are often used in larger and heavier machinery, such as construction equipment, wind turbines, and heavy-duty cranes.

  • Performance Trade-offs:

While double-row bearings offer higher load capacity and stiffness, they may also introduce higher friction and slightly reduced rotational efficiency compared to single-row bearings due to the presence of additional rolling elements.

In summary, the choice between single-row and double-row slewing bearings depends on factors like load requirements, available space, and desired stiffness. Each configuration has its own advantages and trade-offs, allowing engineers to tailor their selection to the specific needs of the application.

China Professional Auto Part Thrust Ball Bearing, Roller Bearing, Insert/Pillow Block Bearing, Wheel Hub Bearing, Needle/Spherical/Cylindrical/Taper Roller Bearing Slewing Bearing   bearing blockChina Professional Auto Part Thrust Ball Bearing, Roller Bearing, Insert/Pillow Block Bearing, Wheel Hub Bearing, Needle/Spherical/Cylindrical/Taper Roller Bearing Slewing Bearing   bearing block
editor by CX 2024-05-16